Meeting of ANC’s top decision-making panel marked second time in six months president faced calls for his resignation

JOHANNESBURG—South African President Jacob Zuma survived another revolt against his leadership from within his own party, underlining the control he exerts over the African National Congress despite accelerating allegations of influence-peddling and corruption.

A three-day meeting of the ANC’s National Executive Committee was the second time in six months that Mr. Zuma has faced calls for his resignation in the party’s top decision-making panel. But like in November—shortly after a report from the country’s official...